Railway car construction



, May 19, 1931. A. w. L. HARTBAUER 1,305,767

RAILWAY CAR CONSTRUbTION A Filed March 23, 1929 In vez zior- Angst WL.z-z%aue11' Patented May 19, 1931 I Y f UNITED STATES PATENT OFFICE AUGUST w. L. HABTBA'UER, or CHICAGO, rumors RAILWAY can CONSTRUCTION Y Application filed March 23, 1929. Serial No. 349,380

My invention relates'to railway cars and shelf is positioned so that'it supports the particularly to open top cars of the dumpdoor when it is in closed position only. ing type wherein part of the floor comprises This shelf may be an integral part of the one or more doors hinged to the car body and center construction or a separate member 9, e

arranged to be opened or dropped to dis as illustrated. E5]

charge part of the lading. The beam 6 preferably rests upon the shelf When such loors are supported by more but when it is impractical to position the than two hinges it is diflicult to align the beam near the rear ed e, or hinged edge of hinge pins so that the door 'Wlll operate the door, I provide the bracket 8 which trans- 19 freely, and furthermore, as two hinges are mitsthe load from the beam to the shelf 9. 00

sufficient to support the door when in loW- The accompanying drawings illustrate the ered position any additional hinges cause unpreferred form of the invention, though it necessary expense and labor. However, is to be understood that the invention is not with only two hinges the hinged edge of the limited to the exact details of construction door may sag or bend. under an imposed shown and "described, as it is obvious that 65 load, which bending would retard the free various modifications thereof 'within' the movement of the door and also might cause scope of the claims will occur to persons a leaky car. skilled in the art.

An object of the invention is to provide a I claim:

29 support for the hinged edge of the door, 1. In aurailway car of the dumping type which support is positioned. between the having a center sill construction, a door athinges and upholdsthe door when it is in tached to said center construction by a pair closed position. 1 I of hinges, a beam secured to the door adja- A further object of the invention is to cent the hinged edge thereof and extending provide stiffening means adjacent the hinged substantially between the hinges, a bracket 7 edge of the door and a bracket thereon, secured to said beam, and a shelf uponthe which bracket'transmits the load on the door center construction which supports the:

to the support on the frame of the car. bracket when the door is in closed position.

In the drawings: 2. In a railway car of the dumping type 50 Figs. 1, 2 and 8 show a typical application [having a center sill construction, a door at- 50 of my device to-a railway car. tached to said center construction by a pair" Figs. 4 and 5 show enlarged details of the of'hinges, and means between the hinges to hinged edge of the door and part of the censupport the door upon the center constructer construction of the car. tionin closed position only.

In the form of, my invention illustrated AUGUST W. L. HARTBAUER. the door 2 is supported upon the center con- I struction 3 of the car by hinges 4E and ex tends to the side wall 5' of the car so that when the door is dropped, as shown in dotted position in Fig. 2, part of the lading is dis- 7 charged. y a v In order to prevent the rear or hinged edge of the door from defiecting'I provide a beam 6 which preferably terminates adja- I cent the oppositely disposed hinges f and a,

bracket 8 is positioned below thisbeam and preferably extends rearwardly to the rear stiffening flange '8 of the door. A shelf 9 is provided on the center constructionwhich supports the door between the hinges. This 

